Portable fire pit



FIG. 1 is a front perspective view of a portable fire pit showing my new design;

FIG. 2 is a front view of the portable fire pit of FIG. 1, the left, right, and rear views being identical images thereof;

FIG. 3 is a top view of the portable fire pit of FIG. 1; and,

FIG. 4 is a bottom view of the portable fire pit of FIG. 1.

The broken lines in the figures include portions of the four vertically extending members and portions of the side and bottom edges of the panel members of the portable fire pit and form no part of the presently claimed design. 

CLAIM The ornamental design for a portable fire pit, as shown and described. 